Add tinyalsa 2.0.0

7 files changed, 195 insertions, 0 deletions

diff --git a/pkg/tinyalsa/gen.lua b/pkg/tinyalsa/gen.lua
new file mode 100644
index 00000000..d1713458
--- /dev/null
+++ b/pkg/tinyalsa/gen.lua
@@ -0,0 +1,33 @@
+cflags{
+	'-std=c99', '-Wall', '-Wpedantic', '-Wno-overflow',
+	'-D _POSIX_C_SOURCE=201112L',
+	'-I $srcdir/include',
+	'-isystem $builddir/pkg/linux-headers/include',
+}
+
+pkg.deps = {'pkg/linux-headers/headers'}
+
+pkg.hdrs = copy('$outdir/include/tinyalsa', '$srcdir/include/tinyalsa', {
+	'attributes.h',
+	'pcm.h',
+	'mixer.h',
+	'asoundlib.h',
+	'version.h',
+})
+
+lib('libtinyalsa.a', [[
+	src/(
+		limits.c
+		pcm.c
+		pcm_hw.c
+		mixer.c
+		mixer_hw.c
+	)
+]])
+
+for _, tool in ipairs{'tinycap', 'tinymix', 'tinypcminfo', 'tinyplay'} do
+	file('bin/'..tool, '755', exe(tool, {'utils/'..tool..'.c', 'libtinyalsa.a'}))
+	man{'$srcdir/utils/'..tool..'.1'}
+end
+
+fetch 'git'
diff --git a/pkg/tinyalsa/patch/0001-fix-remaining_data_size-is-0-when-not-playing-a-wave.patch b/pkg/tinyalsa/patch/0001-fix-remaining_data_size-is-0-when-not-playing-a-wave.patch
new file mode 100644
index 00000000..c8f3053a
--- /dev/null
+++ b/pkg/tinyalsa/patch/0001-fix-remaining_data_size-is-0-when-not-playing-a-wave.patch
@@ -0,0 +1,73 @@
+From 7ebd3ac08a537207851eb631bdcab01f03ab91b6 Mon Sep 17 00:00:00 2001
+From: dvdli <dvdli@google.com>
+Date: Tue, 29 Jun 2021 21:35:37 +0800
+Subject: [PATCH] fix remaining_data_size is 0 when not playing a wave file
+
+---
+ utils/tinyplay.c | 13 +++++++++++--
+ 1 file changed, 11 insertions(+), 2 deletions(-)
+
+diff --git a/utils/tinyplay.c b/utils/tinyplay.c
+index 4c7ccf6..b2c60bc 100644
+--- a/utils/tinyplay.c
++++ b/utils/tinyplay.c
+@@ -27,6 +27,7 @@
+ */
+ 
+ #include <tinyalsa/asoundlib.h>
++#include <stdbool.h>
+ #include <stdio.h>
+ #include <stdlib.h>
+ #include <stdint.h>
+@@ -98,6 +99,7 @@ struct ctx {
+     struct chunk_fmt chunk_fmt;
+ 
+     FILE *file;
++    size_t file_size;
+ };
+ 
+ int ctx_init(struct ctx* ctx, const struct cmd *cmd)
+@@ -113,6 +115,9 @@ int ctx_init(struct ctx* ctx, const struct cmd *cmd)
+         ctx->file = stdin;
+     } else {
+         ctx->file = fopen(cmd->filename, "rb");
++        fseek(ctx->file, 0L, SEEK_END);
++        ctx->file_size = ftell(ctx->file);
++        fseek(ctx->file, 0L, SEEK_SET);
+     }
+ 
+     if (ctx->file == NULL) {
+@@ -162,6 +167,7 @@ int ctx_init(struct ctx* ctx, const struct cmd *cmd)
+         config.channels = ctx->chunk_fmt.num_channels;
+         config.rate = ctx->chunk_fmt.sample_rate;
+         bits = ctx->chunk_fmt.bits_per_sample;
++        ctx->file_size = (size_t) ctx->chunk_header.sz;
+     }
+ 
+     if (bits == 8) {
+@@ -396,9 +402,10 @@ int sample_is_playable(const struct cmd *cmd)
+ int play_sample(struct ctx *ctx)
+ {
+     char *buffer;
++    bool is_stdin_source = ctx->file == stdin;
+     size_t buffer_size = 0;
+     size_t num_read = 0;
+-    size_t remaining_data_size = ctx->chunk_header.sz;
++    size_t remaining_data_size = is_stdin_source ? SIZE_MAX : ctx->file_size;
+     size_t read_size = 0;
+     const struct pcm_config *config = pcm_get_config(ctx->pcm);
+ 
+@@ -426,7 +433,9 @@ int play_sample(struct ctx *ctx)
+                 fprintf(stderr, "error playing sample\n");
+                 break;
+             }
+-            remaining_data_size -= num_read;
++            if (!is_stdin_source) {
++                remaining_data_size -= num_read;
++            }
+         }
+     } while (!close && num_read > 0 && remaining_data_size > 0);
+ 
+-- 
+2.32.0
+
diff --git a/pkg/tinyalsa/patch/0002-fix-the-zero-fd-closing-problem.patch b/pkg/tinyalsa/patch/0002-fix-the-zero-fd-closing-problem.patch
new file mode 100644
index 00000000..f664502d
--- /dev/null
+++ b/pkg/tinyalsa/patch/0002-fix-the-zero-fd-closing-problem.patch
@@ -0,0 +1,36 @@
+From 27a6c9e762297ce37f28619166b9dd134ffbdf92 Mon Sep 17 00:00:00 2001
+From: dvdli <dvdli@google.com>
+Date: Tue, 13 Jul 2021 14:47:47 +0800
+Subject: [PATCH] fix the zero fd closing problem
+
+The pcm_hw_close refused to close the zero fd. Add "equal to"
+condition and modify the type of fd to int to close the zero fd.
+---
+ src/pcm_hw.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/src/pcm_hw.c b/src/pcm_hw.c
+index 38b2e83..9f01fb0 100644
+--- a/src/pcm_hw.c
++++ b/src/pcm_hw.c
+@@ -50,7 +50,7 @@ struct pcm_hw_data {
+     /** Device number for the pcm device */
+     unsigned int device;
+     /** File descriptor to the pcm device file node */
+-    unsigned int fd;
++    int fd;
+     /** Pointer to the pcm node from snd card definiton */
+     struct snd_node *node;
+ };
+@@ -59,7 +59,7 @@ static void pcm_hw_close(void *data)
+ {
+     struct pcm_hw_data *hw_data = data;
+ 
+-    if (hw_data->fd > 0)
++    if (hw_data->fd >= 0)
+         close(hw_data->fd);
+ 
+     free(hw_data);
+-- 
+2.32.0
+
diff --git a/pkg/tinyalsa/patch/0003-make-use-of-snd_utils_close_dev_node-conditional-on-.patch b/pkg/tinyalsa/patch/0003-make-use-of-snd_utils_close_dev_node-conditional-on-.patch
new file mode 100644
index 00000000..13dfa27d
--- /dev/null
+++ b/pkg/tinyalsa/patch/0003-make-use-of-snd_utils_close_dev_node-conditional-on-.patch
@@ -0,0 +1,27 @@
+From d11a02d9217b7713415be4bb6a4b6ee54df894c7 Mon Sep 17 00:00:00 2001
+From: Michael Forney <mforney@mforney.org>
+Date: Mon, 30 Aug 2021 20:11:37 -0700
+Subject: [PATCH] make use of snd_utils_close_dev_node conditional on
+ TINYALSA_USES_PLUGINS
+
+---
+ src/pcm.c | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/src/pcm.c b/src/pcm.c
+index 10e477b..8a2c6be 100644
+--- a/src/pcm.c
++++ b/src/pcm.c
+@@ -975,7 +975,9 @@ int pcm_close(struct pcm *pcm)
+         pcm->ops->munmap(pcm->data, pcm->mmap_buffer, pcm_frames_to_bytes(pcm, pcm->buffer_size));
+     }
+ 
++#if TINYALSA_USES_PLUGINS
+     snd_utils_close_dev_node(pcm->snd_node);
++#endif
+     pcm->ops->close(pcm->data);
+     pcm->buffer_size = 0;
+     pcm->fd = -1;
+-- 
+2.32.0
+
diff --git a/pkg/tinyalsa/patch/0004-expose-pcm_state-in-public-API.patch b/pkg/tinyalsa/patch/0004-expose-pcm_state-in-public-API.patch
new file mode 100644
index 00000000..bb3cf8be
--- /dev/null
+++ b/pkg/tinyalsa/patch/0004-expose-pcm_state-in-public-API.patch
@@ -0,0 +1,25 @@
+From f5a956cbb1ad414b8da0127cf997cfe43d7a6bcb Mon Sep 17 00:00:00 2001
+From: Michael Forney <mforney@mforney.org>
+Date: Tue, 31 Aug 2021 14:24:09 -0700
+Subject: [PATCH] expose pcm_state in public API
+
+---
+ include/tinyalsa/pcm.h | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/include/tinyalsa/pcm.h b/include/tinyalsa/pcm.h
+index b40550c..1d77e53 100644
+--- a/include/tinyalsa/pcm.h
++++ b/include/tinyalsa/pcm.h
+@@ -359,6 +359,8 @@ int pcm_start(struct pcm *pcm);
+ 
+ int pcm_stop(struct pcm *pcm);
+ 
++int pcm_state(struct pcm *pcm);
++
+ int pcm_wait(struct pcm *pcm, int timeout);
+ 
+ long pcm_get_delay(struct pcm *pcm);
+-- 
+2.32.0
+
diff --git a/pkg/tinyalsa/src b/pkg/tinyalsa/src
new file mode 160000
+Subproject 1c5fb68ced57d838f2b7ecd0c00bc1fefc9ab60
diff --git a/pkg/tinyalsa/ver b/pkg/tinyalsa/ver
new file mode 100644
index 00000000..4614535e
--- /dev/null
+++ b/pkg/tinyalsa/ver
@@ -0,0 +1 @@
+2.0.0 r0